diff-ing dirs that supposedly reside in two different kernel tree sources
diff -pruN -X /home/emacs/build/3/packages-core/linux316/makepkg/linux316/src/linux-3.16-rc6/Documentation/dontdiff linux-3.16-rc6.orig/Documentation/dontdiff linux-3.16-rc6/Documentation/dontdiff
--- linux-3.16-rc6.orig/Documentation/dontdiff  2014-06-08 20:19:54.000000000 +0200
+++ linux-3.16-rc6/Documentation/dontdiff 2014-07-28 12:01:19.433189711 +0200
@@ -258,3 +258,24 @@ wakeup.lds
 zImage*
 zconf.hash.c
 zoffset.h
+vdso-image-32-int80.c
+vdso-image-32-syscall.c
+vdso-image-32-sysenter.c
+vdso-image-64.c
+devicetable-offsets.h
+asn1_compiler
+sortextable
+pasyms.h
+realmode.lds
+x509-asn1.c
+x509-asn1.h
+x509_rsakey-asn1.c
+x509_rsakey-asn1.h
+oid_registry_data.c
+cayman_reg_safe.h
+mkpiggy
+realmode.relocs
+vdso2c
+
+
+
